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ES221050A3
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Improvements in the manufacture of drills (Machine-translation by Google Translate, not legally binding)
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ES221043A3
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Improvements in the portamuelas (Machine-translation by Google Translate, not legally binding)
|
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ES221044A3
|
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Improvements in the amolar machines (Machine-translation by Google Translate, not legally binding)
|
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ES197768A1
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A new procedure for polishing
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ES197769A1
|
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An abrasive milling machine
|
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ES197770A1
|
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Improvements in the machine holding tables-tools
|
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ES197771A1
|
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Improvements in the amolar machines
|
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ES197767A1
|
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A manufacturing procedure for thread males
|
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ES191554A1
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Machine for the picado de limas, porta-muela oscilante
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CA468450A
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Automatic machines for grinding drills
|
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CA622581A
|
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Milled file and its manufacture
|
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CA560516A
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Apparatus for washing dishes or the like
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